Home / 626,761.08-864,932.04-340,282.44

Finding the Fourth Proportional to 626,761.08, 864,932.04 and 340,282.44

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Solution

The fourth proportional to 626,761.08, 864,932.04 and 340,282.44 is: 469,590.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,761.08 : 864,932.04 = 340,282.44 : x
  2. Step 2: Convert to fraction form
    626,761.08/864,932.04 = 340,282.44/x
  3. Step 3: Cross multiply
    626,761.08x = 864,932.04 × 340,282.44
  4. Step 4: Simplify right side
    626,761.08x = 294,321,185,005.38
  5. Step 5: Solve for x
    x = 294,321,185,005.38/626,761.08
  6. Step 6: Final answer
    x = 469,590.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.